Main content

Adding near doubles
The doubling plus one strategy for 11+12, 15+16 and 20+22 is demonstrated using skateboarders. A music video in three sequences shows skateboarders on ramps holding near doubles. The doubles and a plus 1 placard are then held to show how to use the doubling plus one strategy.
Duration:
This clip is from
More clips from Patterns of Addition
![]()
Adding near doubles - numbers more than 20
Duration: 00:45
![]()
Adding near doubles - numbers less than 20
Duration: 01:22
![]()
Adding near doubles - numbers less than 20
Duration: 01:25
![]()
Using near doubling to solve real life problems
Duration: 01:34
More clips from Numbertime
![]()
Change from 50p (Signed)—Money, Money: Change from 50p
Duration: 02:00
![]()
Coin equivalents to 10p—Money, Money: Coin equivalents to 10p
Duration: 04:28








